集中订单状态常量

backend/internal/modules/order/lifecycle.go

@@ -18,7 +18,7 @@ func (r *Repository) Create(renterID uint64, req CreateRequest) (*OrderDTO, erro
 		if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&listing, req.ListingID).Error; err != nil {
 			return err
 		}
-		if listing.Status != "published" || listing.ReviewStatus != "approved" || listing.InTransaction {
+		if listing.Status != listingStatusPublished || listing.ReviewStatus != listingReviewStatusApproved || listing.InTransaction {
 			return ErrListingUnavailable
 		}
 		if listing.OwnerID == renterID {
@@ -58,9 +58,9 @@ func (r *Repository) Create(renterID uint64, req CreateRequest) (*OrderDTO, erro
 			DepositWaivedAmountCent:   waivedDepositAmountCent,
 			PlatformFeeCent:           pricing.PlatformFeeCent,
 			AccountSnapshot:           snapshot,
-			Status:                    "pending_payment",
-			HandoffStatus:             "none",
-			SettlementStatus:          "unsettled",
+			Status:                    orderStatusPendingPayment,
+			HandoffStatus:             handoffStatusNone,
+			SettlementStatus:          settlementStatusUnsettled,
 		}
 		if err := tx.Create(&order).Error; err != nil {
 			return err
@@ -112,7 +112,7 @@ func activeDepositFreeUsed(tx *gorm.DB, renterID uint64) (int64, error) {
 	err := tx.Model(&model.RentalOrder{}).
 		Where("renter_id = ? AND status NOT IN ?",
 			renterID,
-			[]string{"completed", "cancelled", "closed"},
+			[]string{orderStatusCompleted, orderStatusCancelled, orderStatusClosed},
 		).
 		Select("COALESCE(SUM(deposit_waived_amount_cent), 0)").
 		Scan(&used).Error
@@ -139,10 +139,10 @@ func (r *Repository) ConfirmPaidFromChannel(orderID uint64, providerBizNo string
 		if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&order, orderID).Error; err != nil {
 			return err
 		}
-		if order.Status == "pending_handoff" || order.Status == "renting" {
+		if order.Status == orderStatusPendingHandoff || order.Status == orderStatusRenting {
 			return nil
 		}
-		if order.Status != "pending_payment" {
+		if order.Status != orderStatusPendingPayment {
 			return ErrOrderCannotPay
 		}
 
@@ -150,7 +150,7 @@ func (r *Repository) ConfirmPaidFromChannel(orderID uint64, providerBizNo string
 		if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&listing, order.ListingID).Error; err != nil {
 			return err
 		}
-		if listing.Status != "published" || listing.ReviewStatus != "approved" || !listing.InTransaction {
+		if listing.Status != listingStatusPublished || listing.ReviewStatus != listingReviewStatusApproved || !listing.InTransaction {
 			return ErrListingUnavailable
 		}
 		var account model.GameAccount
@@ -160,10 +160,10 @@ func (r *Repository) ConfirmPaidFromChannel(orderID uint64, providerBizNo string
 
 		// 租客已通过外部渠道付款，这里不写租客钱包流水。
 		orderID := order.ID
-		order.Status = "pending_handoff"
-		order.HandoffStatus = "pending_owner"
-		listing.Status = "rented"
-		account.Status = "rented"
+		order.Status = orderStatusPendingHandoff
+		order.HandoffStatus = handoffStatusPendingOwner
+		listing.Status = listingStatusRented
+		account.Status = accountStatusRented
 		conv, err := chat.EnsureOrderConversation(tx, order)
 		if err != nil {
 			return err
@@ -215,7 +215,7 @@ func (r *Repository) Cancel(userID uint64, orderID uint64) error {
 			First(&order).Error; err != nil {
 			return err
 		}
-		if order.Status != "pending_payment" && order.Status != "pending_handoff" {
+		if order.Status != orderStatusPendingPayment && order.Status != orderStatusPendingHandoff {
 			return ErrOrderCannotCancel
 		}
 		var listing model.RentalListing
@@ -228,12 +228,12 @@ func (r *Repository) Cancel(userID uint64, orderID uint64) error {
 		}
 
 		beforeStatus := order.Status
-		order.Status = "cancelled"
-		order.HandoffStatus = "cancelled"
+		order.Status = orderStatusCancelled
+		order.HandoffStatus = handoffStatusCancelled
 		orderID := order.ID
-		if beforeStatus == "pending_handoff" {
+		if beforeStatus == orderStatusPendingHandoff {
 			totalCent := order.RentAmountCent + order.DepositAmountCent
-			action, err := r.prepareRefund(&order, totalCent, "cancel_refund", "取消订单原路退款")
+			action, err := r.prepareRefund(&order, totalCent, refundBizCancel, "取消订单原路退款")
 			if err != nil {
 				return err
 			}
@@ -259,9 +259,9 @@ func (r *Repository) Cancel(userID uint64, orderID uint64) error {
 		); err != nil {
 			return err
 		}
-		listing.Status = "published"
+		listing.Status = listingStatusPublished
 		listing.InTransaction = false
-		account.Status = "published"
+		account.Status = accountStatusPublished
 		if err := tx.Save(&order).Error; err != nil {
 			return err
 		}
@@ -286,7 +286,7 @@ func (r *Repository) ConfirmReceive(userID uint64, orderID uint64) error {
 		if order.RenterID != userID {
 			return ErrPermissionDenied
 		}
-		if order.Status != "pending_handoff" || order.HandoffStatus != "pending_renter_confirm" {
+		if order.Status != orderStatusPendingHandoff || order.HandoffStatus != handoffStatusPendingRenterConfirm {
 			return ErrOrderCannotReceive
 		}
 		now := time.Now()
@@ -295,8 +295,8 @@ func (r *Repository) ConfirmReceive(userID uint64, orderID uint64) error {
 			Update("confirmed_by_renter_at", now).Error; err != nil {
 			return err
 		}
-		order.Status = "renting"
-		order.HandoffStatus = "received"
+		order.Status = orderStatusRenting
+		order.HandoffStatus = handoffStatusReceived
 		durationHours := orderDurationHours(order)
 		order.EstimatedDurationHours = durationHours
 		order.RentedAt = &now